PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25411Filter,high Pass

Freed Transformer Co · NSN 5915-00-501-4068 · FSC 5915 · No Item Name Available
Verified by PartsTable
NSN 5915-00-501-4068 — this item is cataloged by the U.S. Government under National Stock Number 5915-00-501-4068. Primary manufacturer part number: 25411.
Features
  • Filter,high Pass — FSC 5915
  • Insertion Loss at Reference Frequency Per Function in Decibels: 33.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
  • Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 0.906 INCHES NOMINAL IN
  • Body Length: 1.375 INCHES MAXIMUM IN
  • Functional Terminal Type and Quantity: 1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
  • Style Designator: RECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
  • Functional Terminal Type and Quantity: 1 TAB, SOLDER LUG GROUND THIRD FUNCTION
  • Source Impedance Rating Per Function: 15.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter,high Pass, cataloged under National Stock Number 5915-00-501-4068, is classified within Federal Supply Class 5915 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Freed Transformer Co. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5915-00-501-4068
Primary Part Number25411
Item NameFilter,high Pass
FSC / FSG5915 / 59 — No Item Name Available
ManufacturerFreed Transformer Co
StatusCANCELLED
Insertion Loss at Reference Frequency Per Function in Decibels33.0 BLANK LOCATION NOT OTHERWISE SPECIFIED
Distance Between Centerlines of Mounting Facilities Parallel to Body Width0.906 INCHES NOMINAL IN
Body Length1.375 INCHES MAXIMUM IN
Functional Terminal Type and Quantity1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
Functional Terminal Type and Quantity1 TAB, SOLDER LUG GROUND THIRD FUNCTION
Source Impedance Rating Per Function15.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Input Impedance Per Function W/load15.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
Mounting Facility Type and Quantity2 THREADED STUD(S) LOCATION NOT OTHERWISE SPECIFIED
Distance Between Centerlines of Mounting Facilities Parallel to Body Length0.906 INCHES NOMINAL IN
Body Height2.375 INCHES MAXIMUM IN
Body Width1.375 INCHES MAXIMUM IN
Functional Terminal Type and Quantity1 TAB, SOLDER LUG INPUT FIRST FUNCTION
Mounting Facility Screw Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Inclosure TypeHERMETICALLY SEALED
Operating Temp Range-55.0 TO 72.0 CELSIUS DEGC
Nominal Thread Size0.138 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
4820-00-164-586725411 INTERCHANGEABLE
Disk,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
2805-00-374-9751 INTERCHANGEABLE
Valve,poppet,engine
5360-00-375-581450019BPCSP25 INTERCHANGEABLE
Spring,helical,compression
Ward Leonard Ct Llc
5307-00-700-124425411 INTERCHANGEABLE
Stud,plain
John Deer Consumer Products Inc
6605-00-936-4756 INTERCHANGEABLE
Detector,flux Valve
5930-01-144-155925411 INTERCHANGEABLE
Switch,toggle
Generac Corp
6130-01-193-77932541-1 INTERCHANGEABLE
Inverter,power,static
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
6110-01-327-319825411 INTERCHANGEABLE
Protector,thermal-Overload,elect
Schneider Metal Mfg Co Inc Ross Temp Div
5340-01-425-8188B8036 INTERCHANGEABLE
Cap-Plug,protective,dust and Moi
Caplugs Llc Dba Mokon Div Caplugs
4140-01-537-9530 INTERCHANGEABLE
Housing,centrifugal Fan
Cross-Reference Index
Part NumberManufacturer
25411 Freed Transformer Co (USA)
B8036 United Transformer Corp Sub of Opt Industries Inc (USA)
B8036 Magnetika Inc (USA)
673-0166-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
4820-00-164-5867INTERCHANGEABLE
DISK,VALVE
25411
2805-00-374-9751INTERCHANGEABLE
VALVE,POPPET,ENGINE
5360-00-375-5814INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
50019BPCSP25
5307-00-700-1244INTERCHANGEABLE
STUD,PLAIN
25411
6605-00-936-4756INTERCHANGEABLE
DETECTOR,FLUX VALVE
5930-01-144-1559INTERCHANGEABLE
SWITCH,TOGGLE
25411
6130-01-193-7793INTERCHANGEABLE
INVERTER,POWER,STATIC
2541-1
6110-01-327-3198INTERCHANGEABLE
PROTECTOR,THERMAL-OVERLOAD,ELECT
25411
5340-01-425-8188INTERCHANGEABLE
CAP-PLUG,PROTECTIVE,DUST AND MOI
B8036
4140-01-537-9530INTERCHANGEABLE
HOUSING,CENTRIFUGAL FAN
5325-01-583-6441INTERCHANGEABLE
RING,RETAINING
25411

Frequently Asked Questions

What is NSN 5915-00-501-4068?

NSN 5915-00-501-4068 is a Filter,high Pass, manufactured by Freed Transformer Co, classified under FSC 5915 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5915-00-501-4068?

NSN 5915-00-501-4068 has 4 cross-referenced part numbers: 25411 (Freed Transformer Co), B8036 (United Transformer Corp Sub of Opt Industries Inc), B8036 (Magnetika Inc), 673-0166-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).

What NSN replaces 5915-00-501-4068?

There are 11 known substitutes for 5915-00-501-4068: 4820-00-164-5867, 2805-00-374-9751, 5360-00-375-5814 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25411?

Key specifications for 25411: Insertion Loss at Reference Frequency Per Function in Decibels: 33.0 BLANK LOCATION NOT OTHERWISE SPECIFIED; Distance Between Centerlines of Mounting Facilities Parallel to Body Width: 0.906 INCHES NOMINAL IN; Body Length: 1.375 INCHES MAXIMUM IN; Functional Terminal Type and Quantity: 1 TAB, SOLDER LUG OUTPUT SECOND FUNCTION. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5915-00-501-4068 still in active supply?

NSN 5915-00-501-4068 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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